<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>404 - 页面未找到</title>
    <script src="https://cdn.tailwindcss.com"></script>
    <link href="https://cdn.jsdelivr.net/npm/font-awesome@4.7.0/css/font-awesome.min.css" rel="stylesheet">
    
    <style type="text/tailwindcss">
        @layer utilities {
            .text-shadow {
                text-shadow: 0 2px 4px rgba(0,0,0,0.1);
            }
        }
    </style>
</head>
<body class="bg-gray-50 min-h-screen flex flex-col">
    <!-- 顶部简单标识 -->
    <header class="w-full py-4 px-6 bg-white border-b border-gray-200">
        <div class="flex items-center">
            <i class="fa fa-globe text-blue-500 mr-2"></i>
        </div>
    </header>

    <!-- 主要内容 -->
    <main class="flex-grow flex flex-col items-center justify-center py-16 px-6 text-center">
        <div class="max-w-md w-full">
            <!-- 404数字 -->
            <div class="mb-8">
                <span class="text-[clamp(6rem,15vw,10rem)] font-bold text-gray-200">404</span>
            </div>
            
            <!-- 错误信息 -->
            <h1 class="text-[clamp(1.5rem,3vw,2.5rem)] font-bold text-gray-800 mb-4 text-shadow">页面未找到</h1>
            <p class="text-gray-600 mb-8">
                抱歉，您请求的页面不存在或已被移除。
            </p>
            
            <!-- 主要操作按钮 -->
            <div class="mb-12">
                <a href="/" class="inline-block px-6 py-3 bg-blue-500 text-white rounded-md hover:bg-blue-600 transition-colors">
                    返回首页
                </a>
            </div>
        </div>
    </main>
</body>
</html>
